<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>节点操作 -- 聊天室</title>
</head>
<body>
    <div class="container">
        <div class="content"></div>
        <div class="input">
            <textarea name="" id="contentArea"></textarea>
            <button class="btn">发送</button>
        </div>
    </div>
</body>
</html>